VIDEO: Ariana Grande, MIKA Perform 'Popular' on LENO

On last night's TONIGHT SHOW WITH Jay Leno on NBC, Ariana Grande and MIKA sang their hit single 'Popular' from the Broadway musical 'Wicked.' Check out the episode featuring the performance below!

The song will be featured on a new two-disc deluxe edition of the original Broadway cast album of Wicked which will commemorate the musical's 10th Anniversary on Broadway. The CD will be released digitally Oct. 29 and will hit stores on Nov. 19.

"Had so much fun performing on the #tonightshow today, thank you so much @jayleno for having me and @mikasounds," Grande tweeted after the performance.

The singer/actress, who starred on Broadway in '13', is best known for her starring role as Cat Valentine, in the Nickelodeon hit series Sam & Cat. The series premiered in June 2013.